// most other architectures load them sign/zero extended based on the type.
		return x.Type.Size() == 4 && (x.Type.IsUnsigned() || x.Block.Func.Config.arch == "amd64")
	case OpPhi, OpSelect0, OpSelect1:
		// Phis can use each-other as an arguments, instead of tracking visited values,
		// just limit recursion depth.
		if depth <= 0 {
			return false
		}
		for i := range x.Args {

		v5.AddArg(x)
		v6 := b.NewValue0(v.Pos, OpInt64Lo, typ.UInt32)
		v6.AddArg(y)
		v4.AddArg2(v5, v6)
		v3.AddArg(v4)
		v0.AddArg3(v1, v2, v3)
		v7 := b.NewValue0(v.Pos, OpSelect0, typ.UInt32)
		v7.AddArg(v4)
		v.AddArg2(v0, v7)
		return true
	}
}
func rewriteValuedec64_OpAnd64(v *Value) bool {
	v_1 := v.Args[1]
	v_0 := v.Args[0]
	b := v.Block
	typ := &b.Func.Config.Types

					continue
				}
				desired.clobber(j.regs)
				desired.add(v.Args[j.idx].ID, pickReg(j.regs))
			}
			if opcodeTable[v.Op].resultInArg0 || v.Op == OpAMD64ADDQconst || v.Op == OpAMD64ADDLconst || v.Op == OpSelect0 {
				if opcodeTable[v.Op].commutative {
					desired.addList(v.Args[1].ID, prefs)
				}
				desired.addList(v.Args[0].ID, prefs)
			}
			// Save desired registers for this value.